The Best Open Source Balsamiq Wireframes AlternativesTop Wireframing & UI Design Tools like Balsamiq Wireframes

The best open source alternative to Balsamiq Wireframes is Pencil Project. If that doesn't suit you, our users have ranked more than 50 alternatives to Balsamiq Wireframes and nine of them is open source so hopefully you can find a suitable replacement. Other interesting open source alternatives to Balsamiq Wireframes are Penpot, Penpot Desktop, Napkins.dev and Wireflow.

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Balsamiq Wireframes alternatives page was last updated

Alternatives list

  1. Pencil Project icon
     416 likes

    Pencil is a standalone app that lets you create diagrams or UI mockups. It doesn't have collaboration/multi-user features.

    78 Pencil Project alternatives

    Cost / License

    Application types

    Alerts

    • Discontinued

    Platforms

    • Mac
    • Windows
    • Linux
    • PortableApps.com
     
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    5
    Comments about Pencil Project as an Alternative to Balsamiq Wireframes
    Top Positive Comment
    Guest
    11

    It's ok as an alternative, but it fails in creating interactive wireframes

    Review by a new / low-activity user.
    Guest
    Positive
    0

    All needed in, easy to use, stabel.

    Review by a new / low-activity user.
    Guest
    Positive
    1

    It's a simple cross-platform tool, but with minimal necessary set of features:

    • really cross-platform
    • good collections of shapes, which seems are extendable
    • export to various formats
    Review by a new / low-activity user.
    3 of 5 comments
    Pencil Project icon
    Pencil Project icon
    • Pencil Project is Free and Open SourceBalsamiq Wireframes is Paid and Proprietary
  2. Penpot icon
     233 likes

    Open-source design platform offering web-based and self-hosted workflows, code inspection in HTML and CSS, adaptive layouts with CSS Grid and Flex, real-time collaboration, auto layout features, reusable components, design tokens, layer support, plugins, and no tracking.

    69 Penpot alternatives

    Cost / License

    Application types

    Platforms

    • Online
    • Self-Hosted
    • Cloudron
     
  3. Napkins.dev icon
     16 likes

    An open source wireframe to app tool powered by Llama 3.2 vision. Upload a screenshot of a simple site/design & get code.

    Cost / License

    • Free
    • Open Source (MIT)

    Application types

    Platforms

    • Online
     
  4. Wireflow icon
     22 likes

    Feature-rich, open-source Wireflow offers a collaborative platform for online creation of complex user flow prototypes. Ideal for team work in UI design, wireframing, and mind mapping, promoting idea sharing in real-time environment aided by modern whiteboard features.

    Cost / License

    • Free
    • Open Source (MIT)

    Application types

    Platforms

    • Online
    • Self-Hosted
     
  5. Quant-UX icon
     10 likes

    Quant-UX is an integrated Prototyping and Analytics software. It allows you to design, test and analyze interaction prototypes.

    Cost / License

    • Free
    • Open Source

    Application types

    Platforms

    • Mac
    • Windows
    • Linux
     
  6. quickMockup icon
     10 likes

    Online tool for creating mockups in the browser. Use your browser’s save function to save the file (just html for view only, complete save for an editable version) or export to codepen for others to view.

    Cost / License

    • Free
    • Open Source

    Application types

    Platforms

    • Mac
    • Windows
    • Linux
    • Online
    • Self-Hosted
     
  7. mydraft.cc icon
     8 likes

    Open source wireframing tool written in typescript, react and redux.

    Cost / License

    • Free
    • Open Source

    Application types

    Platforms

    • Linux
    • Online
    • Self-Hosted
     
  8. Napkee icon
     4 likes

    Napkee makes your Balsamiq Mockups come alive. Import a BMML and export to web or flex code in a few clicks.

    Cost / License

    • Free
    • Open Source

    Alerts

    • Discontinued

    Platforms

    • Mac
    • Windows
     
9 of 9 Balsamiq Wireframes alternatives